@article{FAA_1998_32_4_a7,
     author = {A. G. Aslanyan},
     title = {The {Eigenvalues} of the {Shell} {Theory} {Operator} in the {Range} of {Regular} {Degeneracy}},
     journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a},
     pages = {72--74},
     publisher = {mathdoc},
     volume = {32},
     number = {4},
     year = {1998},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FAA_1998_32_4_a7/}
}